package com.atguigu.lease.web.admin.service.impl;

import ch.qos.logback.core.net.server.Client;
import com.atguigu.lease.common.minio.MinioConfiguration;
import com.atguigu.lease.common.minio.MinioProperties;
import com.atguigu.lease.web.admin.service.FileService;
import io.minio.*;
import io.minio.errors.*;
import org.checkerframework.checker.units.qual.min;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.FilenameFilter;
import java.io.IOException;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Properties;
import java.util.UUID;

@Service
public class FileServiceImpl implements FileService {
 @Autowired
 private MinioProperties properties;
 @Autowired
 private MinioClient minioClient;
    @Override
    public String upload(MultipartFile file) throws Exception {
        boolean b = minioClient.bucketExists(BucketExistsArgs.builder().bucket(properties.getBucketName()).build());
        if (!b){
            minioClient.makeBucket(MakeBucketArgs.builder().bucket(properties.getBucketName()).build());
            String policy = """
                                    
                   {
                      "Statement" : [ {
                        "Action" : "s3:GetObject",
                        "Effect" : "Allow",
                        "Principal" : "*",
                        "Resource" : "arn:aws:s3:::%s/*"
                      } ],
                      "Version" : "2012-10-17"
                    }
                    """.formatted(properties.getBucketName());
            minioClient.setBucketPolicy(SetBucketPolicyArgs.builder().bucket(properties.getBucketName()).config(policy).build());
        }

        String filename = new SimpleDateFormat("yyyyMMdd").format(new Date())+"/"+UUID.randomUUID()+file.getOriginalFilename();

        minioClient.putObject(PutObjectArgs.builder().bucket(properties.getBucketName()).object(filename).stream(file.getInputStream(),file.getSize(),-1).contentType(file.getContentType()).build());
        return String.join("/",properties.getEndpoint(),properties.getBucketName(),filename);
    }
}
